BATTERY DOCTOR Starter Switch: In-Line Push Button, In-Line, Negative, 12V, 20 A Max Current
The BATTERY DOCTOR Starter Switch is an in-line push-button battery disconnect switch rated for 12V and 20 A max current, with a negative polarity and copper contacts (MPN 20302). 3G Electric interprets your demand…
SKU 3G-OTH-497581
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Product Description
The BATTERY DOCTOR Starter Switch is an in-line push-button battery disconnect switch rated for 12V and 20 A max current, with a negative polarity and copper contacts (MPN 20302). 3G Electric interprets your demand for this specific OEM part, sources it across our global network, and delivers it with specialist support grounded in our deep expertise in electrical controls and power distribution.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the BATTERY DOCTOR Starter Switch used for?
The BATTERY DOCTOR Starter Switch (MPN 20302) is an in-line push-button battery disconnect switch used to interrupt or restore power in 12V electrical systems. It is commonly applied in automotive, marine, and industrial equipment to isolate batteries during maintenance or emergency shutdown.
What are the specifications of the BATTERY DOCTOR Starter Switch?
This BATTERY DOCTOR switch is rated for 12V maximum voltage and 20 A max current, with negative polarity and copper contacts. It is an in-line push-button design, part number 20302. These specs ensure reliable switching in low-voltage DC circuits.
Where to buy the BATTERY DOCTOR Starter Switch worldwide?
3G Electric supplies the BATTERY DOCTOR Starter Switch (MPN 20302) worldwide. We interpret your demand, source this OEM part through our global network, and handle full logistics and customs clearance to deliver it to your facility. Contact us for availability and lead time.
How to install the BATTERY DOCTOR Starter Switch?
Install the BATTERY DOCTOR switch in-line on the negative battery cable. Disconnect the battery first, then connect the switch between the battery terminal and the load. Ensure the 20 A current rating is not exceeded. Tighten copper contacts securely and test operation before use.
Used in
Common applications for BATTERY DOCTORBATTERY DOCTOR Products
3G Electric supplies BATTERY DOCTOR battery disconnect switches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









